APA (7th ed.) Citation

Sinclair, I. R. (1983). The ZX Spectrum and how to get the most from it. Granada.

Chicago Style (17th ed.) Citation

Sinclair, Ian Robertson. The ZX Spectrum and How to Get the Most from It. London [etc.]: Granada, 1983.

MLA (9th ed.) Citation

Sinclair, Ian Robertson. The ZX Spectrum and How to Get the Most from It. Granada, 1983.